CN216324076U - Light source adjustable light-avoiding type laboratory ventilation cabinet - Google Patents
Light source adjustable light-avoiding type laboratory ventilation cabinet Download PDFInfo
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- CN216324076U CN216324076U CN202122147631.4U CN202122147631U CN216324076U CN 216324076 U CN216324076 U CN 216324076U CN 202122147631 U CN202122147631 U CN 202122147631U CN 216324076 U CN216324076 U CN 216324076U
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- 238000009423 ventilation Methods 0.000 title claims abstract description 18
- 230000000670 limiting effect Effects 0.000 claims description 32
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 9
- 238000012360 testing method Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 3
- 238000011900 installation process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003800 pharynx Anatomy 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a light source adjustable and light avoiding type laboratory ventilation cabinet which comprises a cabinet body, wherein the right side of an inner cavity of the cabinet body is fixedly connected with a shell, a stepping motor is fixedly installed in the center of the left side of the inner cavity of the shell, and the right side of the stepping motor is fixedly connected with a rotating rod. According to the utility model, through the arrangement of the stepping motor, the rotating rod, the first gear, the chain, the second gear, the rotating rod and the movable plate, a light-shielding effect can be achieved, and the phenomenon of poor test effect caused by sunlight interference is avoided.
Description
Technical Field
The utility model relates to the technical field of ventilated cabinets, in particular to a light source adjustable light-avoiding type laboratory ventilated cabinet.
Background
Laboratory ventilation is the indispensable part in the laboratory design, for making the laboratory staff not inhale or the pharynx goes into some poisonous, harmful chemical substance and organic gas, should have good ventilation cupboard in the laboratory, current ventilation cupboard leads to causing the interference easily at experimental in-process because the effect of keeping away from light is not good, has not only reduced ventilation cupboard's availability factor, has also led to the fact serious influence to the test result simultaneously.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a light source adjustable light-shading type laboratory ventilation cabinet which has the advantage of good light-shading effect and solves the problem that the existing ventilation cabinet is poor in light-shading effect.
In order to achieve the purpose, the utility model provides the following technical scheme: a light source adjustable light shielding type laboratory ventilation cabinet comprises a cabinet body, wherein a shell is fixedly connected to the right side of an inner cavity of the cabinet body, a stepping motor is fixedly installed at the left center of the inner cavity of the shell, a rotating rod is fixedly connected to the right side of the stepping motor, a first gear is sleeved on the surface of the rotating rod, chains are meshed on two sides of the surface of the first gear, a second gear is meshed at one end of an inner cavity of each chain, a rotating rod is sleeved on the inner cavity of the second gear, a movable plate is fixedly connected to the left side of the rotating rod and penetrates through the outer portion of the shell, a limiting plate is fixedly connected to each of two ends of the left side of the shell, air cylinders are fixedly connected to two sides of the top of an inner cavity of the limiting plate, a limiting block is fixedly connected to the bottom of each air cylinder, a second movable block is fixedly connected to two sides of the top of the inner cavity of the limiting block, and a movable rod is movably connected to the bottom of the second movable block, the bottom of the movable rod is movably connected with a first movable block, the bottom of the first movable block is fixedly connected with a sliding plate, the bottom of the sliding plate is fixedly connected with a second spring, and the bottom of the second spring is fixedly connected with a limiting clamp plate.
Preferably, first chutes are formed in two sides of the inner cavity of the limiting plate, first sliders are fixedly connected to the tops of two sides of the limiting block, and the surfaces of the first sliders are slidably connected to the inner cavity of the first chutes.
Preferably, the second sliding grooves are formed in two sides of the inner cavity of the limiting block, the second sliding blocks are fixedly connected to two sides of the sliding plate, and the surface of each second sliding block is connected to the inner cavity of each second sliding groove in a sliding mode.
Preferably, a first spring is fixedly connected to the center of the top of the sliding plate, and a fixing pad is fixedly connected to the top of the first spring.
Preferably, both ends of the two sides of the cabinet body are fixedly connected with mounting plates, and screw holes are formed in the surfaces of the mounting plates.
Preferably, both ends of the left center of the inner cavity of the shell are fixedly connected with fixing plates, and one end of each fixing plate is fixedly connected with a fixing block.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, through the arrangement of the stepping motor, the rotating rod, the first gear, the chain, the second gear, the rotating rod and the movable plate, a light-shielding effect can be achieved, and the phenomenon of poor test effect caused by sunlight interference is avoided.
2. The second sliding block is convenient to limit through the arrangement of the second sliding chute, the phenomenon that the sliding plate shakes in the sliding process is avoided, the installation is convenient through the arrangement of the installation plate and the screw holes, and the phenomenon that time and labor are wasted in the installation process is avoided.
Drawings
Fig. 1 is a sectional view showing an internal structure of a cabinet body according to the present invention;
FIG. 2 is a sectional view showing the internal structure of the case according to the present invention;
fig. 3 is a sectional view of the internal structure of the limiting plate of the utility model.
In the figure: 1. a cabinet body; 2. a housing; 3. rotating the rod; 4. a movable plate; 5. a limiting block; 6. a limiting plate; 7. a stepping motor; 8. a second gear; 9. a chain; 10. a rotating rod; 11. a first gear; 12. a cylinder; 13. a first spring; 14. a first chute; 15. a first slider; 16. a sliding plate; 17. a second spring; 18. a limiting clamp plate; 19. a first movable block; 20. a movable rod; 21. a second slider; 22. a second chute; 23. and a second movable block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description herein, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings to facilitate the description of the patent and to simplify the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered limiting of the patent. In the description of the present application, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Referring to fig. 1-3, a light source adjustable light shielding type laboratory ventilation cabinet comprises a cabinet body 1, wherein two ends of two sides of the cabinet body 1 are fixedly connected with a mounting plate, the surface of the mounting plate is provided with a screw hole, the installation is facilitated by the arrangement of the mounting plate and the screw hole, the time and labor waste phenomenon in the installation process is avoided, the right side of the inner cavity of the cabinet body 1 is fixedly connected with a shell 2, two ends of the center of the left side of the inner cavity of the shell 2 are fixedly connected with a fixing plate, one end of the fixing plate is fixedly connected with a fixing block, a stepping motor 7 is fixedly arranged at the center of the left side of the inner cavity of the shell 2, the right side of the stepping motor 7 is fixedly connected with a rotating rod 10, the surface of the rotating rod 10 is sleeved with a first gear 11, two sides of the surface of the first gear 11 are engaged with chains 9, one end of the inner cavity of the chains 9 is engaged with a second gear 8, the inner cavity of the second gear 8 is sleeved with a rotating rod 3, the left side of the rotating rod 3 penetrates to the outside of the shell 2 and is fixedly connected with a movable plate 4, both ends of the left side of the shell 2 are fixedly connected with a limiting plate 6, both sides of the inner cavity of the limiting plate 6 are respectively provided with a first chute 14, both tops of both sides of the limiting plate 5 are respectively fixedly connected with a first slider 15, the surface of the first slider 15 is connected in the inner cavity of the first chute 14 in a sliding manner, both sides of the top of the inner cavity of the limiting plate 6 are respectively fixedly connected with an air cylinder 12, the bottom of the air cylinder 12 is fixedly connected with a limiting plate 5, both sides of the inner cavity of the limiting plate 5 are respectively provided with a second chute 22, both sides of the sliding plate 16 are respectively fixedly connected with a second slider 21, the surface of the second slider 21 is connected in the inner cavity of the second chute 22 in a sliding manner, the second chute 22 is convenient for limiting the second slider 21, and the phenomenon that the sliding plate 16 shakes in the sliding process is avoided, the two sides of the top of the inner cavity of the limiting block 5 are fixedly connected with a second movable block 23, the bottom of the second movable block 23 is movably connected with a movable rod 20, the bottom of the movable rod 20 is movably connected with a first movable block 19, the bottom of the first movable block 19 is fixedly connected with a sliding plate 16, the center of the top of the sliding plate 16 is fixedly connected with a first spring 13, the top of the first spring 13 is fixedly connected with a fixed cushion, the bottom of the sliding plate 16 is fixedly connected with a second spring 17, the bottom of the second spring 17 is fixedly connected with a limiting clamp plate 18, and the arrangement of the stepping motor 7, the rotating rod 10, the first gear 11, the chain 9, the second gear 8, the rotating rod 3 and the movable plate 4 can play a role of avoiding light, so as to avoid the phenomenon of poor test effect caused by sunlight interference, and the air cylinder 12, the second movable block 23, the movable rod 20, the first movable block 19, the sliding plate 16, Second spring 17, spacing splint 18 and first spring 13's setting can play stable limiting displacement, has avoided dwang 3 to appear the phenomenon of shake at the pivoted in-process, through the setting of first spout 14, is convenient for carry on spacingly to first slider 15, has avoided stopper 5 to appear the phenomenon of shake at gliding in-process, has solved the not good problem of current ventilation cupboard light-resistant effect simultaneously.
All the components in the utility model are universal standard components or components known by those skilled in the art, the structure and principle of the components can be known by technical manuals or conventional experimental methods, meanwhile, the standard components used in the application document can be purchased from the market, the components in the application document can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each component adopts the conventional means of mature bolts, rivets, welding and the like in the prior art, the machinery, the components and equipment adopt the conventional models in the prior art, the control mode is automatically controlled through a controller, the control circuit of the controller can be realized through simple programming of those skilled in the art, the components belong to the common knowledge in the art, and the application document is mainly used for protecting mechanical devices, so the detailed explanation of the control mode and circuit connection is omitted, no specific description will be made herein.
When the device is used, firstly, a user starts the stepping motor 7 through the external controller, drives the rotating rod 10 to rotate through the stepping motor 7, drives the first gear 11 to rotate through the rotating rod 10, drives the chain 9 to rotate through the first gear 11, drives the second gear 8 to rotate through the chain 9, drives the rotating rod 3 to rotate through the second gear 8, drives the movable plate 4 to rotate through the rotating rod 3, and can play a role in avoiding light, secondly, the user starts the air cylinder 12 through the external controller, pushes the limiting block 5 to be attached to the surface of the rotating rod 3 through the air cylinder 12, the rotating rod 3 can touch the limiting clamp plate 18 in the attaching process, drives the second spring 17 to start pressure relief through the limiting clamp plate 18, drives the sliding plate 16 to start pressure relief through the second spring 17, drives the first movable block 19 and the first spring 13 to start pressure relief through the sliding plate 16, and drives the movable rod 20 to start pressure relief through the first spring 13, the movable rod 20 drives the second movable block 23 to start pressure relief, so that a stable limiting effect can be achieved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a formula laboratory ventilation cupboard is kept away to adjustable light source, includes cupboard body (1), its characterized in that: the cabinet comprises a cabinet body (1), a shell (2) is fixedly connected to the right side of an inner cavity of the cabinet body (1), a stepping motor (7) is fixedly installed at the left center of the inner cavity of the shell (2), a rotating rod (10) is fixedly connected to the right side of the stepping motor (7), a first gear (11) is sleeved on the surface of the rotating rod (10), chains (9) are meshed on the two sides of the surface of the first gear (11), a second gear (8) is meshed at one end of an inner cavity of the chains (9), a rotating rod (3) is sleeved on the inner cavity of the second gear (8), a movable plate (4) is fixedly connected to the outer portion of the shell (2) in a penetrating mode on the left side of the rotating rod (3), limiting plates (6) are fixedly connected to the left two ends of the shell (2), air cylinders (12) are fixedly connected to the two sides of the tops of the inner cavities of the limiting plates (6), and limiting blocks (5) are fixedly connected to the bottoms of the air cylinders (12), the equal fixedly connected with second movable block (23) in both sides at stopper (5) inner chamber top, the bottom swing joint of second movable block (23) has movable rod (20), the bottom swing joint of movable rod (20) has first movable block (19), the bottom fixedly connected with sliding plate (16) of first movable block (19), the bottom fixedly connected with second spring (17) of sliding plate (16), the bottom fixedly connected with spacing splint (18) of second spring (17).
2. The light-source-adjustable and light-avoiding type laboratory ventilation cabinet as claimed in claim 1, wherein: first spout (14) have all been seted up to the both sides of limiting plate (6) inner chamber, the equal first slider (15) of fixedly connected with in the top of stopper (5) both sides, and the surface sliding connection of first slider (15) is in the inner chamber of first spout (14).
3. The light-source-adjustable and light-avoiding type laboratory ventilation cabinet as claimed in claim 1, wherein: second sliding grooves (22) are formed in two sides of an inner cavity of the limiting block (5), second sliding blocks (21) are fixedly connected to two sides of the sliding plate (16), and the surfaces of the second sliding blocks (21) are slidably connected into the inner cavity of the second sliding grooves (22).
4. The light-source-adjustable and light-avoiding type laboratory ventilation cabinet as claimed in claim 1, wherein: the center of the top of the sliding plate (16) is fixedly connected with a first spring (13), and the top of the first spring (13) is fixedly connected with a fixing pad.
5. The light-source-adjustable and light-avoiding type laboratory ventilation cabinet as claimed in claim 1, wherein: the cabinet is characterized in that mounting plates are fixedly connected to two ends of two sides of the cabinet body (1), and screw holes are formed in the surfaces of the mounting plates.
6. The light-source-adjustable and light-avoiding type laboratory ventilation cabinet as claimed in claim 1, wherein: the equal fixedly connected with fixed plate in both ends of casing (2) inner chamber left side center department, and the one end fixedly connected with fixed block of fixed plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122147631.4U CN216324076U (en) | 2021-09-07 | 2021-09-07 | Light source adjustable light-avoiding type laboratory ventilation cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122147631.4U CN216324076U (en) | 2021-09-07 | 2021-09-07 | Light source adjustable light-avoiding type laboratory ventilation cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216324076U true CN216324076U (en) | 2022-04-19 |
Family
ID=81169256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122147631.4U Active CN216324076U (en) | 2021-09-07 | 2021-09-07 | Light source adjustable light-avoiding type laboratory ventilation cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216324076U (en) |
-
2021
- 2021-09-07 CN CN202122147631.4U patent/CN216324076U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220927 Address after: Room J1948, No. 7, Lane 129, Huajiang Road, Jiangqiao Town, Jiading District, Shanghai, 201800 Patentee after: Shanghai Keyu Laboratory System Engineering Co.,Ltd. Address before: 315199 room 1525, 15 / F, Hebang building, 933 Tiantong North Road, Yinzhou District, Ningbo City, Zhejiang Province Patentee before: Zhang Zhengfan |